DE19781945T1 - Bending process and device - Google Patents

Bending process and device

Info

Publication number
DE19781945T1
DE19781945T1 DE19781945T DE19781945T DE19781945T1 DE 19781945 T1 DE19781945 T1 DE 19781945T1 DE 19781945 T DE19781945 T DE 19781945T DE 19781945 T DE19781945 T DE 19781945T DE 19781945 T1 DE19781945 T1 DE 19781945T1
Authority
DE
Germany
Prior art keywords
bending process
bending
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19781945T
Other languages
German (de)
Inventor
Toshiyuki Ooenoki
Toshiro Ootani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Publication of DE19781945T1 publication Critical patent/DE19781945T1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37403—Bending, springback angle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/702—Overbending to compensate for springback

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
DE19781945T 1996-08-26 1997-08-15 Bending process and device Withdrawn DE19781945T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22407796A JP3734315B2 (en) 1996-08-26 1996-08-26 Bending method and bending apparatus
PCT/JP1997/002847 WO1998008630A1 (en) 1996-08-26 1997-08-15 Bending method and bending apparatus

Publications (1)

Publication Number Publication Date
DE19781945T1 true DE19781945T1 (en) 1999-09-30

Family

ID=16808205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19781945T Withdrawn DE19781945T1 (en) 1996-08-26 1997-08-15 Bending process and device

Country Status (5)

Country Link
US (1) US6161408A (en)
JP (1) JP3734315B2 (en)
KR (1) KR100423676B1 (en)
DE (1) DE19781945T1 (en)
WO (1) WO1998008630A1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6807835B1 (en) 1997-12-19 2004-10-26 Amada Company, Limited Bending method and bending system
JPH11179433A (en) 1997-12-19 1999-07-06 Amada Co Ltd Bending method and bending system
WO2000009275A1 (en) * 1998-08-10 2000-02-24 Amada Electronics Company, Limited Method and apparatus for measuring angle of bend, method of bending, and apparatus for controlling angle of bend
JP4071376B2 (en) * 1998-11-05 2008-04-02 株式会社アマダ Bending method and apparatus
FR2796320B1 (en) * 1999-07-13 2001-10-05 Amada Europ Sa IMPROVED PRECISION FOLDING PRESS
JP4558877B2 (en) * 2000-01-17 2010-10-06 株式会社アマダ Bending method and apparatus
TW509599B (en) * 2000-01-17 2002-11-11 Amada Co Ltd Sheet thickness detecting method and device therefore in bending machine, reference inter-blade distance detecting method and device therefore, bending method and bending device
KR100440982B1 (en) * 2001-11-27 2004-07-21 박홍순 Automatic correction method for rotation angle of cutting blade and apparatus therefor
US7130714B1 (en) 2004-06-11 2006-10-31 Cessna Aircraft Company Method of predicting springback in hydroforming
US8534105B2 (en) * 2004-11-17 2013-09-17 Amada Company, Limited Bending method, and die and bending machine used for the bending method
AP2008004467A0 (en) 2005-11-14 2008-06-30 Rinat Neurosciene Corp Antagonist antibodies directed against calcitonin generelated peptide anf methods using same
BRPI0716142B1 (en) * 2006-08-31 2020-02-04 Nippon Steel & Sumitomo Metal Corp method of identifying cause of occurrence of elastic return and methods of identifying location of cause of occurrence of elastic return
DE102007056827B3 (en) * 2007-11-26 2009-06-10 Data M Software Gmbh Controller and fully automatic bending system for bending machines
US7584637B2 (en) * 2008-01-10 2009-09-08 Gm Global Technology Operations, Inc. Bending apparatus and method of bending a metal object
JP5537441B2 (en) 2008-03-04 2014-07-02 ファイザー・リミテッド How to treat chronic pain
KR101102636B1 (en) 2009-05-27 2012-01-04 조현식 The mold of banding machine
MX2012002464A (en) 2009-08-28 2012-03-14 Rinat Neuroscience Corp Methods for treating visceral pain by administering antagonist antibodies directed against calcitonin gene-related peptide.
CA2817776C (en) * 2012-05-30 2017-04-18 Aggressive Tube Bending Inc. Bending assembly and method therefor
PL2871968T3 (en) * 2012-07-11 2016-11-30 Potato protein isolates
CN104669631B (en) * 2013-12-02 2017-04-19 哈尔滨飞机工业集团有限责任公司 Rebound angle compensation method of L-shaped composite material part
RS57736B1 (en) * 2014-12-12 2018-12-31 Turanjanin Uros Application of 3d camera in the process of bending profiles on machines for bending with three and four roller
CA3036632A1 (en) 2016-09-23 2018-03-29 Teva Pharmaceuticals International Gmbh Treating refractory migraine
JP7433506B1 (en) 2022-10-21 2024-02-19 株式会社アマダ Press brake and press brake control method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430879A (en) * 1981-06-12 1984-02-14 Hurco Manufacturing Company, Inc. Apparatus for controlling a press brake
US4864509A (en) * 1987-09-29 1989-09-05 The Boeing Company Method and related apparatus for controlling the operation of a press brake
JP3534786B2 (en) * 1993-03-12 2004-06-07 株式会社アマダ Bending method and apparatus
JP2752898B2 (en) * 1993-06-16 1998-05-18 株式会社小松製作所 Springback angle measuring device in V-bending
JP3666926B2 (en) * 1994-03-29 2005-06-29 株式会社小松製作所 Press brake
WO1995026239A1 (en) * 1994-03-29 1995-10-05 Komatsu Ltd. Press brake
JP3373075B2 (en) * 1995-03-06 2003-02-04 株式会社小松製作所 Press brake

Also Published As

Publication number Publication date
JP3734315B2 (en) 2006-01-11
WO1998008630A1 (en) 1998-03-05
US6161408A (en) 2000-12-19
JPH1058045A (en) 1998-03-03
KR100423676B1 (en) 2004-07-19
KR19980018244A (en) 1998-06-05

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8607 Notification of search results after publication
8139 Disposal/non-payment of the annual fee